401778972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{51431}}^1$

素因数の和:51479

約数の個数: 72

約数和(自身を含む): 1198159872

約数和(自身を除く): 796380900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 51431, 102862, 154293, 205724, 308586, 360017, 462879, 617172, 720034, 925758, 1080051, 1440068, 1594361, 1851516, 2160102, 3188722, 3240153, 4320204, 4783083, 6377444, 6480306, 9566166, 11160527, 12960612, 14349249, 19132332, 22321054, 28698498, 33481581, 44642108, 57396996, 66963162, 100444743, 133926324, 200889486, 401778972]

約数ペア:

[(1, 401778972), (2, 200889486), (3, 133926324), (4, 100444743), (6, 66963162), (7, 57396996), (9, 44642108), (12, 33481581), (14, 28698498), (18, 22321054), (21, 19132332), (28, 14349249), (31, 12960612), (36, 11160527), (42, 9566166), (62, 6480306), (63, 6377444), (84, 4783083), (93, 4320204), (124, 3240153), (126, 3188722), (186, 2160102), (217, 1851516), (252, 1594361), (279, 1440068), (372, 1080051), (434, 925758), (558, 720034), (651, 617172), (868, 462879), (1116, 360017), (1302, 308586), (1953, 205724), (2604, 154293), (3906, 102862), (7812, 51431)]